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Building out an AR-15 upper always seems to come down to those last few small parts, and this Rise Armament 7-piece kit covers exactly that gap. It packs the full dust cover assembly and the complete forward assist setup into one bag, so you can button up a stripped upper receiver without hunting for individual pieces. These parts drop into standard AR-15 uppers and pair with the popular chamberings you'd expect, including .223 Remington, 5.56x45mm, and .300 Blackout.
Inside you'll find the dust cover, dust cover spring, dust cover pin, and C-clip, plus the forward assist, forward assist spring, and forward assist roll pin. That's the whole ejection port door and forward assist package, finished in black to blend right in with a mil-spec upper. Whether you're finishing a fresh build or bringing an older rifle back to life, these are the exact bits that tend to wear out, get lost, or gum up over time.
Rise Armament runs its parts through strict AS9100 and ISO 9001 manufacturing procedures and QA inspection before anything ships, and that attention shows up in the fit. The components seat cleanly and function reliably, which matters when you're dealing with tiny springs and roll pins that need to hold up round after round. Rise builds a well-regarded lineup of AR triggers, charging handles, and bolt carrier groups, so a small parts kit from them carries the same standards.
A kit like this is handy to keep around even if you aren't mid-build right now. Dust cover springs pop loose, roll pins walk, and forward assist plungers stick at the worst times, so having a complete set stashed in your parts box means you're never sidelined by a fifty-cent component. Grab one for the build in front of you and a spare for the next project.
The kit comes with the complete dust cover assembly and the full forward assist setup. That's the dust cover, dust cover spring, dust cover pin, and C-clip, along with the forward assist, its spring, and the forward assist roll pin. Together those seven parts cover everything you need to finish the ejection port door and forward assist on a stripped upper.
Yes, these are built to standard AR-15 dimensions and drop into mil-spec upper receivers. It works across common chamberings like .223 Remington, 5.56x45mm, and .300 Blackout since those share the same upper receiver spec. As with any AR parts, it's worth a quick test fit if your receiver is from a boutique or non-standard maker.
A basic AR armorer's setup gets it done. You'll want a roll pin punch and a small hammer for the forward assist roll pin, and a steady hand and some patience help a lot when compressing the dust cover spring and seating the C-clip. Nothing here requires a gunsmith, but the small springs and pins reward taking your time.
It's one of the better small parts sets to stash on the workbench. Dust cover springs, roll pins, and forward assist plungers are exactly the kind of tiny components that wear out or go missing, and having a complete replacement set on hand keeps a minor issue from taking your rifle out of service.
| UPC | 853742008205 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | 12002 |
| Color | Black |
| Length | 7.7000 |
| Model | |
| Product Type | Kit |
| Shipping Weight | 0.152 |
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